Wikipedia:Selected anniversaries/April 25

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 * 775 – The Abbasid army won a decisive victory over the forces of rebelling Armenian princes at the Battle of Bagrevand.
 * 799 – Pope Leo III was attacked by partisans of his predecessor Adrian I, but was rescued and taken to Charlemagne, as described in the epic Karolus magnus et Leo papa.
 * 1644 – Ming–Qing transition: The Ming dynasty of China fell when the Chongzhen Emperor committed suicide during a peasant rebellion led by Li Zicheng.
 * 1920 – At the San Remo conference, the principal Allies of World War I passed a resolution allocating League of Nations mandates for the administration of former Ottoman territories in the Middle East.
 * 1920 – A march by blind people from across the United Kingdom to protest at poor working conditions ended at Trafalgar Square, London.
 * 1932 – Gladys Elinor Watkins consecrated the carillon of the National War Memorial in Wellington, New Zealand (dedication pictured).
 * 1946 – Two passenger trains collided in Naperville, Illinois, leaving 45 people dead and some 125 injured.
 * 1964 – 109 individuals were arrested in a police raid on a gay bar near Chicago.
 * 1982 – British prime minister Margaret Thatcher told journalists in Downing Street to "rejoice" upon hearing news of the successful recapture of South Georgia from Argentine forces in the Falklands War.
 * 1990 – Violeta Chamorro took office as President of Nicaragua, becoming the first female head of state in the Americas to have been elected in her own right.
 * Born/died: | Géza I of Hungary |d|1077| Roger de Quincy, 2nd Earl of Winchester |d|1264| Anders Celsius |d|1744| Edward II of England |b|1284| Emer de Vattel |b|1714| Charles Sumner Tainter |b|1854| Guy Bradley |b|1870| Kojo Tovalou Houénou |b|1887| Henri Duveyrier |d|1892| Joel Brand |b|1906| Thomas A. Spragens |b|1917|  Henck Arron |b|1936| Al Pacino |b|1940| You Si-kun |b|1948| Dinesh D'Souza |b|1961| John McFall |b|1981| Stefanie Zweig |d|2014| John Havlicek |d|2019

April 25: Liberation Day in Italy (1945)


 * 1643 – First English Civil War: Despite being vastly outnumbered, a Parliamentarian force under James Chudleigh defeated a Royalist army near Okehampton, Devon, at the Battle of Sourton Down.
 * 1915 – First World War: The Australian and New Zealand Army Corps landed at Anzac Cove while British and French troops landed at Cape Helles to begin the Allied invasion of the Gallipoli peninsula in the Ottoman Empire.
 * 1960 – The U.S. Navy submarine Triton (pictured) completed the first submerged circumnavigation of the world.
 * 1983 – The first issue of The Jakarta Post was published in Indonesia.
 * 2015 – Nepal was struck by a magnitude-7.8 earthquake, killing more than 8,000 people.